claw (n.) Look up claw at Dictionary.com
Old English clawu, earlier clea, "claw, talon," from Proto-Germanic *klawo (cf. Old Frisian klawe "claw, hoe," Middle Dutch klouwe, Old High German klawa, German Klaue), from PIE *g(e)l-eu- from root *gel- "to make round, clench."
claw (v.) Look up claw at Dictionary.com
Old English clawian, from the same root as claw (n.). Related: Clawed; clawing.